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How can I extract a good quality JPEG image from a video file with ffmpeg?
...lours, though others have many more). This was using version 4.2.1 x64 on Windows. Also written here is: "If I pull png's from an mp4, with this [ffmpeg] command, I get high quality png's that are of identical quality to the original video." What version of ffmpeg are you using that is outputting...
Prevent wrapping of span or div
... or may not support when you read this), and you'll get a scrollbar on the window instead of on this container.
The key here is display: inline-block. This has decent cross-browser support nowadays, but as usual, it's worth testing in all target browsers to be sure.
...
Best way to define private methods for a class in Objective-C
...lop Objective-C code without Apple's frameworks, in fact I build on Linux, Windows and Mac OS X. I removed it anyway considering most people who code in Objective-C probably do use it on Mac OS X.
– dreamlax
Mar 16 '09 at 20:41
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Yes/No message box using QMessageBox
...to create a Message Box then add buttons :
QMessageBox msgBox;
msgBox.setWindowTitle("title");
msgBox.setText("Question");
msgBox.setStandardButtons(QMessageBox::Yes);
msgBox.addButton(QMessageBox::No);
msgBox.setDefaultButton(QMessageBox::No);
if(msgBox.exec() == QMessageBox::Yes){
// do someth...
How do you get the list of targets in a makefile?
...
I am using CMake 3.6.2 with unix generator on Windows. I'll dig around to look for an explanation because it seems handy.
– Xavier T.
Mar 1 '17 at 16:02
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Fast way of finding lines in one file that are not in another?
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I was comparing a file that was generated in Windows against a file that was generated in Linux and it seemed like comm wasn't working at all. It took me a while to figure out that it's about the line endings: even lines that look identical are considered different if t...
Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no
...h is a download site for mobile files. I have remote access to my server (windows server 2008-R2). I've received "Server is unavailable" errors before, but am now seeing a connection timeout error.
I'm not familiar with this - why does it occur and how can I fix it?
...
Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
...ge is the greater portability as mentioned in the docs:
Note: Although Windows supports chmod(), you can only set the file’s read-only flag with it (via the stat.S_IWRITE and stat.S_IREAD constants or a corresponding integer value). All other bits are ignored.
chmod +x is demonstrated at: Ho...
How can I remove the gloss on a select element in Safari on Mac?
...a select2 element as well, and most importantly, select2 looks the same on Windows, Android, iOS and Mac.
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How do I create a unique constraint that also allows nulls?
...he designer as well
Right click on the Index > Properties to get this window
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